Title	Rain attenuation prediction model by using the 1-hour rain rate without 1-minute rain rate conversion
Author	Dong You Choi
Citation	Vol. 6  No. 3  pp. 130-133
Keywords	Rain attenuation, ITU-R, Prediction model.

Title	A Blind Chaos-Based Complex Wavelet-Domain Image Watermarking Technique
Author	S. Mabtoul, E. Ibn-Elhaj, D. Aboutajdine
Citation	Vol. 6  No. 3  pp. 134-139
Keywords	Image watermarking, chaos, dual tree complex wavelet transform, spread spectrum.

Title	Multi-Layered Neural Networks with Learning of Output Functions
Author	Lixin Ma, Hiromi Miyajima, Noritaka Shigei
Citation	Vol. 6  No. 3  pp. 140-145
Keywords	Multi-layered neural networks, backpropagation, output function, XOR problem, function approximation

Title	Question Classification by Ensemble Learning
Author	Li Xin, Huang Xuan-Jing, Wu Li-de
Citation	Vol. 6  No. 3  pp. 146-153
Keywords	Question Answer， Classify, SVM , TBL.